Finding the Fourth Proportional to 313,324.00, 432,229.87 and 211,220.26
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Solution
The fourth proportional to 313,324.00, 432,229.87 and 211,220.26 is: 291,377.95
Step by Step Solution
- Step 1: Write the proportion equation
313,324.00 : 432,229.87 = 211,220.26 : x - Step 2: Convert to fraction form
313,324.00/432,229.87 = 211,220.26/x - Step 3: Cross multiply
313,324.00x = 432,229.87 × 211,220.26 - Step 4: Simplify right side
313,324.00x = 91,295,704,704.62 - Step 5: Solve for x
x = 91,295,704,704.62/313,324.00 - Step 6: Final answer
x = 291,377.95
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.